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// Copyright 2024 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package main
import (
"flag"
"os"
"github.com/google/syzkaller/pkg/log"
"github.com/google/syzkaller/pkg/manager"
"github.com/google/syzkaller/pkg/mgrconfig"
"github.com/google/syzkaller/prog"
"github.com/google/syzkaller/vm"
)
var (
flagBaseConfig = flag.String("base", "", "base config")
flagNewConfig = flag.String("new", "", "new config (treated as the main one)")
flagDebug = flag.Bool("debug", false, "dump all VM output to console")
flagPatch = flag.String("patch", "", "a git patch")
)
func main() {
if !prog.GitRevisionKnown() {
log.Fatalf("bad syz-diff build: build with make, run bin/syz-diff")
}
flag.Parse()
log.EnableLogCaching(1000, 1<<20)
baseCfg, err := mgrconfig.LoadFile(*flagBaseConfig)
if err != nil {
log.Fatalf("base config: %v", err)
}
newCfg, err := mgrconfig.LoadFile(*flagNewConfig)
if err != nil {
log.Fatalf("new config: %v", err)
}
if *flagPatch != "" {
data, err := os.ReadFile(*flagPatch)
if err != nil {
log.Fatal(err)
}
manager.PatchFocusAreas(newCfg, data)
}
ctx := vm.ShutdownCtx()
err = manager.RunDiffFuzzer(ctx, baseCfg, newCfg, *flagDebug)
if err != nil {
log.Fatal(err)
}
}
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